fix tests

CMakeLists.txt

@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.7.0)
-project(c-vector VERSION 0.1.0)
+project(c-vector LANGUAGES C VERSION 0.1.0)
 enable_testing()
 
 # ------ cvector library ------

example.c

@@ -32,20 +32,20 @@ int main(int argc, char *argv[]) {
     /* remove an element by specifying an array subscript */
     cvector_erase(v, 2);
 
-    int *twenty = cvector_at(v, 1);
-    printf("twenty : %d\n", *twenty);
+    int twenty = cvector_at(v, 1);
+    printf("twenty : %d\n", twenty);
 
-    int *front = cvector_front(v);
-    printf("front : %d\n", *front);
+    int front = cvector_front(v);
+    printf("front : %d\n", front);
 
-    int *back = cvector_back(v);
-    printf("back : %d\n", *back);
+    int back = cvector_back(v);
+    printf("back : %d\n", back);
 
     /* remove an element from the back */
     cvector_pop_back(v);
 
     back = cvector_back(v);
-    printf("back val after pop_back: %d\n", *back);
+    printf("back val after pop_back: %d\n", back);
 
     /* print out some stats about the vector */
     printf("pointer : %p\n", (void *)v);

unit-tests.c

@@ -26,13 +26,11 @@ UTEST(test, cvector_back) {
 
     ASSERT_TRUE(cvector_size(v) == 2);
 
-    int *back = cvector_back(v);
-    ASSERT_TRUE(*back == 1);
+    ASSERT_TRUE(cvector_back(v) == 1);
 
     cvector_push_back(v, 2);
 
-    back = cvector_back(v);
-    ASSERT_TRUE(*back == 2);
+    ASSERT_TRUE(cvector_back(v) == 2);
 
     cvector_free(v);
 }
@@ -44,12 +42,10 @@ UTEST(test, cvector_front) {
 
     ASSERT_TRUE(cvector_size(v) == 2);
 
-    int *front = cvector_front(v);
-    ASSERT_TRUE(*front == 0);
+    ASSERT_TRUE(cvector_front(v) == 0);
 
     cvector_erase(v, 0);
-    front = cvector_front(v);
-    ASSERT_TRUE(*front == 1);
+    ASSERT_TRUE(cvector_front(v) == 1);
 
     cvector_free(v);
 }
@@ -67,18 +63,10 @@ UTEST(test, vector_at) {
     if (v) {
         int i = 0;
         for (; i < (int)cvector_size(v); i++) {
-            ASSERT_TRUE(*cvector_at(v, i) == i);
+            ASSERT_TRUE(cvector_at(v, i) == i);
         }
     }
 
-    /* test non-exists position */
-    int pos_non_exists = 999;
-    ASSERT_TRUE(cvector_at(v, pos_non_exists) == NULL);
-
-    /* remove last element*/
-    cvector_pop_back(v);
-    ASSERT_TRUE(cvector_at(v, 4) == NULL);
-
     cvector_free(v);
 }
 
@@ -364,7 +352,7 @@ struct data_t **test(size_t count, ...) {
 
     for (i = 0; i < count; i++) {
         int num             = va_arg(valist, int);
-        struct data_t *data = calloc(sizeof(struct data_t), 1);
+        struct data_t *data = calloc(1, sizeof(struct data_t));
         data->num           = num;
         cvector_insert(vec, 0, data);
     }